Home / 7,387.43-10,194.63-4,030.22

Finding the Fourth Proportional to 7,387.43, 10,194.63 and 4,030.22

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Solution

The fourth proportional to 7,387.43, 10,194.63 and 4,030.22 is: 5,561.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.43 : 10,194.63 = 4,030.22 : x
  2. Step 2: Convert to fraction form
    7,387.43/10,194.63 = 4,030.22/x
  3. Step 3: Cross multiply
    7,387.43x = 10,194.63 × 4,030.22
  4. Step 4: Simplify right side
    7,387.43x = 41,086,566.83
  5. Step 5: Solve for x
    x = 41,086,566.83/7,387.43
  6. Step 6: Final answer
    x = 5,561.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.